Dicas Reparação
Modelo - Chassis STRAV1000
Pesquisa: STRAV1000 Enviar Dica Resolvida
Resultados 6
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRAV1000 | DEAD - REPLACED OPEN TRANSFORMER T801 | Traced problem to power transformer open primary. | ||
| Sony | STRAV1000 | NO POWER | Unit was received inoperable. Upon checking IC-301, founddata pulses on pins 51, 52, 53 and 64 without any switches being pushed.GEQ Data and clock line always had data on them but I/O data did not. Myconclusion was IC-301 and IC-404 were not communica | ||
| Sony | STRAV1000 | SPEAKER PROTECTION ALWAYS ON | The speaker protect circuit is always engaged. The problemappears to be related to the power supply. We noted that the schematicshows two separate grounds. In fact there is about 3 volts differencebetween the two. When the two grounds are tied togeth | ||
| Sony | STRAV1000 | SERVICE MANUAL ERROR | Should D-803 have a jumper across it? Are there any moreerrors you are aware of? -HQ COMMENTS: No D-803 should not have a jumper across it. We are nowchecking for other errors. | ||
| Sony | STRAV1000 | INTERMITTENT AUDIO LOSS - INTERMITTENT PROTECT ACTIVATION | If protect mode activates, approximately 3 VDC present atoutput of one or both power amps. Intermittent loss of audio, usuallyleft channel. Intermittent activation of protect circuit. These symptomsare independent of each other. Intermittent connecto | ||
| Sony | STRAV1000 | SWITCHES DO NOT WORK ON FRONT PANEL - REMOTE OK | Power switch, tape mon. switch, EQ defeat switch and othersnot working on front panel. Remote is ok. |